After 26 years, the US has lost its measles elimination status
The US has lost its measles elimination status after 26 years. The available information does not explain why. (cnn.com)
SpaceX’s planned orbital test of Starship marks a push toward a rocket designed for Mars missions and the company’s expanding businesses, including larger Starlink satellites and possibly space-based data centers. But the shift could put NASA in a bind: SpaceX says it wants to move scarce engineering and production resources from Falcon 9 to Starship, eventually winding down Falcon. Falcon 9 carries the Dragon capsule, currently the only American vehicle able to transport astronauts to and from the International Space Station. NASA has contracted for three more Dragon missions, enough to continue flights through 2028 if they occur at six-month intervals; the station is scheduled to retire in 2030.
SpaceX’s incentives have changed since NASA contracts helped keep the company afloat in 2008. Through September, the company reported about $2.1 billion in launch revenue, compared with $12.8 billion from Starlink and $10.9 billion from its growing AI business. Analysts say crew capsules are costly to develop and NASA is nearly their only customer, making astronaut transport a small part of SpaceX’s business. A Quilty Space analysis estimates Falcon’s retirement could leave the commercial market short roughly 150 launches by 2030, while the Space Force says it expects other providers to fill gaps. Boeing’s Starliner might offer NASA another crew option, but its troubled first astronaut mission stretched from eight days to nine months, and its next crewed flight is planned for 2028.
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The US has lost its measles elimination status after 26 years. The available information does not explain why. (cnn.com)
Metal-eating bacteria and corrosion are weakening the Titanic’s wreck, with parts of the ship already collapsing on the deep-sea floor. Its remains will gradually disintegrate, though the process is expected to take decades or longer. (bbc.com)
Women lost more weight than men while taking GLP-1 drugs, according to a meta-analysis of six trials involving nearly 20,000 participants. Results were similar across age, race, BMI, and blood-sugar groups, while hormones and body composition may help explain the sex difference. (medpagetoday.com)
A 12-year study of more than 440 female Asian elephants in Sri Lanka found that population losses have made their social networks smaller and more isolated. Researchers warn that crossing a social tipping point could threaten the animals’ future. (today.ucsd.edu)
Quantum computing uses quantum bits, or qubits, to process information in ways that differ from classical computers. Its software relies on quantum algorithms and is designed for specialized problems rather than replacing everyday computing. (makingsoftware.com)
SpaceX’s Starship Flight 15 did not achieve its planned double catch of the Super Heavy booster and Starship upper stage. The mission failed to recover both vehicles at the launch tower. (bsky.app)
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